Preventive inoculation
[医] 预防接种
🧩 词语组成解析
preventive
[pri'ventiv, pri:-]
n. 预防;防止;预防措施;预防药;
adj. 预防的;防止的;
inoculation
[ɪˌnɑkjəˈleʃən]
n. <植>接芽;<医>预防接种;
🗣️ 情景例句
While sitting on the bus I often meet interesting people.
乘车时，我经常碰到一些有趣的人。
He likes playing at the model buiding.
他喜欢玩摸型建筑。
No, not any more. It used to be free but now you have to pay to get in.
不，不再免费了。过去是免费，可现在得付钱才能进去呢。